GoVets offers a wide selection of Water Testing Equipment and Meters in the Lab Supplies category to help customers complete their projects. Reagents and Refills are products used to test the quality of water, such as pH, alkalinity, hardness, and chlorine levels. These products are used to measure and monitor the quality of water in a variety of applications, such as swimming pools, aquariums, and industrial water systems. Shop today to find the right reagents and refills for your water testing needs.